发明授权
US4901659A Pattern-matching sewing machine 失效
图案匹配缝纫机

Pattern-matching sewing machine
摘要:
A pattern-matching sewing machine for sewing two sheets, (e.g. two cloths) having the same patterns with their patterns matching. The sewing machine has a plurality of mismatch calculation modes. The operator selects one of the calculation modes appropriate to the type or characteristics of the pattern to be sewn and the mismatch distance is calculated according to the selected mode.
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